public static bool SetAttribute<T>(HAPI_NodeId geoID, HAPI_PartId partID, string attrName, ref HAPI_AttributeInfo attrInfo, T[] items, SetAttributeArrayFunc<T> setFunc)
{
return SetAttributeArray(geoID, partID, attrName, ref attrInfo, items, setFunc, attrInfo.count);
}
public static bool SetAttributeArray<T>(HAPI_NodeId geoID, HAPI_PartId partID, string attrName, ref HAPI_AttributeInfo attrInfo, T[] items, SetAttributeArrayFunc<T> setFunc, int count)
{
bool bResult = false;
int maxArraySize = 0;
if(typeof(T) == typeof(string))
{
int maxStringLength = 1;
foreach(T s in items)
{
string str = (string)(object)s;
if(str.Length > maxStringLength)
{
maxStringLength = str.Length;
}
}
maxArraySize = HEU_Defines.HAPI_MAX_PAGE_SIZE / (maxStringLength * Marshal.SizeOf(typeof(char)) * attrInfo.tupleSize);
}
else
{
maxArraySize = HEU_Defines.HAPI_MAX_PAGE_SIZE / (Marshal.SizeOf(typeof(T)) * attrInfo.tupleSize);
}
int localCount = count;
int currentIndex = 0;
while(localCount > 0)
{
int length = 0;
if(localCount > maxArraySize)
{
length = maxArraySize;
localCount -= maxArraySize;
}
else
{
length = localCount;
localCount = 0;
}
T[] localArray = new T[length * attrInfo.tupleSize];
// Copy subset to temp array
for(int i = currentIndex; i < currentIndex + length; ++i)
{
for(int j = 0; j < attrInfo.tupleSize; ++j)
{
localArray[(i - currentIndex) * attrInfo.tupleSize + j] = items[i * attrInfo.tupleSize + j];
}
}
bResult = setFunc(geoID, partID, attrName, ref attrInfo, localArray, currentIndex, length);
if (!bResult)
{
break;
}
currentIndex += length;
}
return bResult;
}
